172394040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15787}}^1$

素因数の和:15821

約数の個数: 128

約数和(自身を含む): 636572160

約数和(自身を除く): 464178120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 15787, 31574, 47361, 63148, 78935, 94722, 110509, 126296, 157870, 189444, 205231, 221018, 236805, 315740, 331527, 378888, 410462, 442036, 473610, 552545, 615693, 631480, 663054, 820924, 884072, 947220, 1026155, 1105090, 1231386, 1326108, 1436617, 1641848, 1657635, 1894440, 2052310, 2210180, 2462772, 2652216, 2873234, 3078465, 3315270, 4104620, 4309851, 4420360, 4925544, 5746468, 6156930, 6630540, 7183085, 8209240, 8619702, 11492936, 12313860, 13261080, 14366170, 17239404, 21549255, 24627720, 28732340, 34478808, 43098510, 57464680, 86197020, 172394040]

約数ペア:

[(1, 172394040), (2, 86197020), (3, 57464680), (4, 43098510), (5, 34478808), (6, 28732340), (7, 24627720), (8, 21549255), (10, 17239404), (12, 14366170), (13, 13261080), (14, 12313860), (15, 11492936), (20, 8619702), (21, 8209240), (24, 7183085), (26, 6630540), (28, 6156930), (30, 5746468), (35, 4925544), (39, 4420360), (40, 4309851), (42, 4104620), (52, 3315270), (56, 3078465), (60, 2873234), (65, 2652216), (70, 2462772), (78, 2210180), (84, 2052310), (91, 1894440), (104, 1657635), (105, 1641848), (120, 1436617), (130, 1326108), (140, 1231386), (156, 1105090), (168, 1026155), (182, 947220), (195, 884072), (210, 820924), (260, 663054), (273, 631480), (280, 615693), (312, 552545), (364, 473610), (390, 442036), (420, 410462), (455, 378888), (520, 331527), (546, 315740), (728, 236805), (780, 221018), (840, 205231), (910, 189444), (1092, 157870), (1365, 126296), (1560, 110509), (1820, 94722), (2184, 78935), (2730, 63148), (3640, 47361), (5460, 31574), (10920, 15787)]